http://www.epo.org/law-practice/case-law-appeals/ecli/ECLI:EP:BA:1994:T017092.19941010http://www.epo.org/law-practice/case-law-appeals/recent/t920170eu1.htmlhttp://www.epo.org/law-practice/case-law-appeals/pdf/t920170eu1.pdfEPBABoards of Appeal of the European Patent OfficeEuropean Patent Office1994-10-10enEuropean Patent Officepublicjudicial decisionA process for regenerating a catalyst and its application to an oxidative dehydrogenation processPatent lawIntellectual Property lawInventive step (yes) after amendment of the claims1994-11-0487401987